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2 | *------------------------------------------------------------------------------------* |
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3 | | | |
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4 | | *------------------------------------------------------------------------------* | |
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5 | | | | | |
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6 | | | | | |
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7 | | | PPP Y Y TTTTT H H III A Welcome to the Lund Monte Carlo! | | |
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8 | | | P P Y Y T H H I A A This is PYTHIA version 8.170 | | |
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9 | | | PPP Y T HHHHH I AAAAA Last date of change: 21 Sep 2012 | | |
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10 | | | P Y T H H I A A | | |
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11 | | | P Y T H H III A A Now is 21 Sep 2012 at 21:33:14 | | |
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12 | | | | | |
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13 | | | Torbjorn Sjostrand; Department of Astronomy and Theoretical Physics, | | |
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14 | | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | | |
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15 | | | phone: + 46 - 46 - 222 48 16; e-mail: torbjorn@thep.lu.se | | |
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16 | | | Stefan Ask; Department of Physics, University of Cambridge, | | |
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17 | | | Cavendish Laboratory, JJ Thomson Ave., Cambridge CB3 0HE, UK; | | |
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18 | | | phone: + 41 - 22 - 767 6707; e-mail: Stefan.Ask@cern.ch | | |
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19 | | | Richard Corke; Niels Bohr Institute, University of Copenhagen, | | |
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20 | | | Blegdamsvej 17, 2100 Copenhagen, Denmark; | | |
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21 | | | e-mail: richard.corke@thep.lu.se | | |
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22 | | | Stephen Mrenna; Computing Division, Simulations Group, | | |
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23 | | | Fermi National Accelerator Laboratory, MS 234, Batavia, IL 60510, USA; | | |
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24 | | | phone: + 1 - 630 - 840 - 2556; e-mail: mrenna@fnal.gov | | |
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25 | | | Stefan Prestel; Department of Astronomy and Theoretical Physics, | | |
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26 | | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | | |
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27 | | | phone: + 46 - 46 - 222 06 64; e-mail: stefan.prestel@thep.lu.se | | |
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28 | | | Peter Skands; Theoretical Physics, CERN, CH-1211 Geneva 23, Switzerland; | | |
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29 | | | phone: + 41 - 22 - 767 2447; e-mail: peter.skands@cern.ch | | |
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30 | | | | | |
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31 | | | The main program reference is the 'Brief Introduction to PYTHIA 8.1', | | |
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32 | | | T. Sjostrand, S. Mrenna and P. Skands, Comput. Phys. Comm. 178 (2008) 85 | | |
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33 | | | [arXiv:0710.3820] | | |
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34 | | | | | |
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35 | | | The main physics reference is the 'PYTHIA 6.4 Physics and Manual', | | |
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36 | | | T. Sjostrand, S. Mrenna and P. Skands, JHEP05 (2006) 026 [hep-ph/0603175]. | | |
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37 | | | | | |
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38 | | | An archive of program versions and documentation is found on the web: | | |
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39 | | | http://www.thep.lu.se/~torbjorn/Pythia.html | | |
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40 | | | | | |
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41 | | | This program is released under the GNU General Public Licence version 2. | | |
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42 | | | Please respect the MCnet Guidelines for Event Generator Authors and Users. | | |
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43 | | | | | |
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44 | | | Disclaimer: this program comes without any guarantees. | | |
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45 | | | Beware of errors and use common sense when interpreting results. | | |
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46 | | | | | |
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47 | | | Copyright (C) 2012 Torbjorn Sjostrand | | |
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48 | | | | | |
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49 | | | | | |
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50 | | *------------------------------------------------------------------------------* | |
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51 | | | |
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52 | *------------------------------------------------------------------------------------* |
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53 | |
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54 | |
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55 | *------- PYTHIA Process Initialization --------------------------* |
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56 | | | |
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57 | | We collide p+ with p+ at a CM energy of 8.000e+03 GeV | |
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58 | | | |
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59 | |------------------------------------------------------------------| |
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60 | | | | |
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61 | | Subprocess Code | Estimated | |
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62 | | | max (mb) | |
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63 | | | | |
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64 | |------------------------------------------------------------------| |
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65 | | | | |
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66 | | f fbar -> gamma*/Z0 gamma*/Z0 231 | 2.815e-07 | |
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67 | | f fbar' -> Z0 W+- (no gamma*!) 232 | 3.934e-07 | |
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68 | | f fbar -> W+ W- 233 | 4.239e-07 | |
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69 | | | |
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70 | *------- End PYTHIA Process Initialization -----------------------* |
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71 | |
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72 | *------- PYTHIA Flag + Mode + Parm + Word Settings (changes only) ----------------------------------------------* |
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73 | | | |
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74 | | Name | Now | Default Min Max | |
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75 | | | | | |
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76 | | BeamRemnants:reconnectRange | 1.50000 | 10.00000 0.0 10.00000 | |
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77 | | Beams:eCM | 8000.000 | 14000.000 10.00000 | |
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78 | | MultipartonInteractions:alphaSvalue | 0.13500 | 0.12700 0.0600000 0.25000 | |
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79 | | MultipartonInteractions:bProfile | 3 | 1 0 4 | |
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80 | | MultipartonInteractions:ecmPow | 0.19000 | 0.24000 0.0 0.50000 | |
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81 | | MultipartonInteractions:expPow | 2.00000 | 1.00000 0.40000 10.00000 | |
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82 | | MultipartonInteractions:pT0Ref | 2.08500 | 2.15000 0.50000 10.00000 | |
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83 | | PartonLevel:all | off | on | |
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84 | | PDF:pSet | 8 | 2 1 12 | |
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85 | | SigmaDiffractive:dampen | on | off | |
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86 | | SigmaDiffractive:maxAX | 65.00000 | 15.00000 0.0 | |
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87 | | SigmaDiffractive:maxXB | 65.00000 | 15.00000 0.0 | |
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88 | | SigmaDiffractive:maxXX | 65.00000 | 15.00000 0.0 | |
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89 | | SigmaProcess:alphaSvalue | 0.13500 | 0.12650 0.0600000 0.25000 | |
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90 | | SigmaTotal:zeroAXB | on | off | |
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91 | | SpaceShower:rapidityOrder | on | off | |
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92 | | WeakDoubleBoson:all | on | off | |
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93 | | | |
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94 | *------- End PYTHIA Flag + Mode + Parm + Word Settings ---------------------------------------------------------* |
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95 | |
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96 | -------- PYTHIA Particle Data Table (changed only) ------------------------------------------------------------------------------ |
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97 | |
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98 | id name antiName spn chg col m0 mWidth mMin mMax tau0 res dec ext vis wid |
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99 | no onMode bRatio meMode products |
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100 | |
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101 | 23 Z0 3 0 0 91.18760 2.50687 50.00000 0.00000 0.00000e+00 1 1 0 0 0 |
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102 | 0 1 0.1541199 0 1 -1 |
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103 | 1 1 0.1195484 0 2 -2 |
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104 | 2 1 0.1541093 0 3 -3 |
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105 | 3 1 0.1193873 0 4 -4 |
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106 | 4 1 0.1523969 0 5 -5 |
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107 | 5 1 0.0335122 0 11 -11 |
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108 | 6 1 0.0666593 0 12 -12 |
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109 | 7 1 0.0335119 0 13 -13 |
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110 | 8 1 0.0666593 0 14 -14 |
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111 | 9 1 0.0334363 0 15 -15 |
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112 | 10 1 0.0666593 0 16 -16 |
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113 | |
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114 | 24 W+ W- 3 3 0 80.38500 2.09454 50.00000 0.00000 0.00000e+00 1 1 0 1 0 |
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115 | 0 1 0.3206876 0 -1 2 |
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116 | 1 1 0.0174315 0 -1 4 |
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117 | 2 1 0.0174549 0 -3 2 |
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118 | 3 1 0.3199453 0 -3 4 |
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119 | 4 1 0.0000053 0 -5 2 |
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120 | 5 1 0.0005990 0 -5 4 |
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121 | 6 1 0.1079853 0 -11 12 |
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122 | 7 1 0.1079850 0 -13 14 |
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123 | 8 1 0.1079062 0 -15 16 |
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124 | |
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125 | -------- End PYTHIA Particle Data Table ----------------------------------------------------------------------------------------- |
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126 | |
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127 | |
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128 | -------- PYTHIA Info Listing ---------------------------------------- |
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129 | |
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130 | Beam A: id = 2212, pz = 4.000e+03, e = 4.000e+03, m = 9.383e-01. |
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131 | Beam B: id = 2212, pz = -4.000e+03, e = 4.000e+03, m = 9.383e-01. |
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132 | |
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133 | In 1: id = -2, x = 2.691e-02, pdf = 2.754e-01 at Q2 = 7.519e+03. |
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134 | In 2: id = 2, x = 7.693e-02, pdf = 5.689e-01 at same Q2. |
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135 | |
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136 | Subprocess f fbar -> W+ W- with code 233 is 2 -> 2. |
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137 | It has sHat = 1.325e+05, tHat = -1.507e+03, uHat = -1.171e+05, |
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138 | pTHat = 3.117e+01, m3Hat = 8.092e+01, m4Hat = 8.546e+01, |
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139 | thetaHat = 1.938e-01, phiHat = 1.501e-01. |
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140 | alphaEM = 7.815e-03, alphaS = 1.356e-01 at Q2 = 7.888e+03. |
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141 | |
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142 | -------- End PYTHIA Info Listing ------------------------------------ |
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143 | |
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144 | -------- PYTHIA Event Listing (hard process) ----------------------------------------------------------------------------------- |
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145 | |
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146 | no id name status mothers daughters colours p_x p_y p_z e m |
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147 | 0 90 (system) -11 0 0 0 0 0 0 0.000 0.000 0.000 8000.000 8000.000 |
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148 | 1 2212 (p+) -12 0 0 3 0 0 0 0.000 0.000 4000.000 4000.000 0.938 |
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149 | 2 2212 (p+) -12 0 0 4 0 0 0 0.000 0.000 -4000.000 4000.000 0.938 |
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150 | 3 -2 (ubar) -21 1 0 5 6 0 101 0.000 0.000 107.632 107.632 0.000 |
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151 | 4 2 (u) -21 2 0 5 6 101 0 0.000 0.000 -307.734 307.734 0.000 |
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152 | 5 -24 (W-) -22 3 4 7 8 0 0 30.817 4.660 81.766 119.184 80.918 |
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153 | 6 24 (W+) -22 3 4 9 10 0 0 -30.817 -4.660 -281.867 296.183 85.461 |
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154 | 7 3 s 23 5 0 0 0 102 0 -22.069 20.172 18.067 34.938 0.500 |
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155 | 8 -4 cbar 23 5 0 0 0 0 102 52.886 -15.512 63.699 84.246 1.500 |
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156 | 9 -3 sbar 23 6 0 0 0 0 103 25.512 0.448 -157.437 159.492 0.500 |
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157 | 10 4 c 23 6 0 0 0 103 0 -56.330 -5.109 -124.430 136.690 1.500 |
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158 | Charge sum: -0.000 Momentum sum: -0.000 -0.000 -200.102 415.366 363.990 |
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159 | |
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160 | -------- End PYTHIA Event Listing ----------------------------------------------------------------------------------------------- |
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161 | |
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162 | *------- PYTHIA Event and Cross Section Statistics -------------------------------------------------------------* |
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163 | | | |
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164 | | Subprocess Code | Number of events | sigma +- delta | |
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165 | | | Tried Selected Accepted | (estimated) (mb) | |
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166 | | | | | |
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167 | |-----------------------------------------------------------------------------------------------------------------| |
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168 | | | | | |
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169 | | f fbar -> gamma*/Z0 gamma*/Z0 231 | 565 11 11 | 5.030e-09 8.097e-10 | |
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170 | | f fbar' -> Z0 W+- (no gamma*!) 232 | 807 22 22 | 1.295e-08 1.168e-09 | |
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171 | | f fbar -> W+ W- 233 | 816 67 67 | 3.613e-08 2.036e-09 | |
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172 | | | | | |
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173 | | sum | 2188 100 100 | 5.410e-08 2.483e-09 | |
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174 | | | |
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175 | *------- End PYTHIA Event and Cross Section Statistics ----------------------------------------------------------* |
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176 | |
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177 | *------- PYTHIA Error and Warning Messages Statistics ----------------------------------------------------------* |
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178 | | | |
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179 | | times message | |
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180 | | | |
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181 | | 0 no errors or warnings to report | |
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182 | | | |
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183 | *------- End PYTHIA Error and Warning Messages Statistics ------------------------------------------------------* |
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